<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width,minimum-scale=1.0,maximum-scale=1.0,user-scalable=no">
    <title>画一个太极图</title>

</head>

<body>
    <style id='style'></style>
    <div id="html"></div>
    <div id='div1'>
        <div id='div1Wrapper'></div>
    </div>
    <style>
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        *::after {
            box-sizing: border-box;
        }

        *::before {
            box-sizing: border-box;
        }

        #html {
            word-break: break-all;
        }

        #div1 {
            position: fixed;
            left: 50%;
            transform: translateX(-50%);
            top: 20px;
        }

        #div1::before {
            content: '';
            display: block;
            position: absolute;
        }

        #div1::after {
            content: '';
            display: block;
            position: absolute;
        }


        @media (max-width: 500px) {
            #html {
                height: 50vh;
                Overflow: auto;
            }

            #div1 {
                position: relative;
                top: 50px;
                right: 0;
            }

            #div1Wrapper {
                height: 50vh;

            }

        }
    </style>
    <script src="main.js"></script>
</body>

</html>